The Iranian warship that was sunk in the Indian Ocean likely didn’t have the technology needed to defend itself against ...

Details of the recent sinking of the Iranian frigate IRIS Dena have become known. The vessel was attacked by the US ...

The incident took place on March 4 in international waters about 40 nautical miles off Galle on Sri Lanka's southern coast ...

Video of a US submarine sinking an Iranian warship looked "remarkably similar" to a 1945 US submarine attack, a World War II ...

The Pentagon has not said which American submarine fired the torpedo, except to say it was a fast-attack submarine.

"It's almost certain that Electric Boat contributed to its manufacturing in whole or in part," Sen. Richard Blumenthal.

The Iranian warship IRIS Dena was in the Indian Ocean when a Los Angeles-class U.S. attack submarine fired an MK-48 torpedo, ...

Nuclear submarines carry out multiple types of missions, but no matter the mission, it's vital that they remain hidden in the ocean's depths.

The submarine, which is currently docked at Pearl Harbor, is the fourth U.S. military vessel to be named after the Queen City.

Iran’s foreign minister says the US ‘will come to bitterly regret’ the precedent set after a US sub sank its frigate off the coast of Sri Lanka.

All three ships have deep local roots. USS Alexandria is assigned to Submarine Squadron 11 at Naval Base Point Loma and drew a visit from California state lawmakers in January, underscoring how ...

Defense Secretary Pete Hegseth calls Iranian warship sinking a message that 'gloves are off' as U.S. nuclear submarine ...